In a groundbreaking discovery, astronomers have confirmed the approach of a “wandering planet” into our solar system. This celestial event has sparked a flurry of scientific interest and speculation.

This story is part of Short Wave's series Space Camp about all the weird, wonderful things happening in the universe. Check out the rest of the series. If you were born in the last century you might ...

What's special about Chiron's rings is that they're still forming; this marks the first time astronomers have ever seen a ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...

Dementia is one source of confusion. But as the April 8 total eclipse of the sun approaches and things astronomical come front and center, we’re at risk for another. It’s an expanse so expansive that ...

CHICAGO (WLS) -- "Understanding the Universe" is a new ABC 7 Eyewitness News streaming show series. Adler Planetarium Astrophysicist Michael Zevin stopped by the studio to help us better understand ...

This cosmic visitor is now officially named 3I/ATLAS, and it appears to be a comet from another solar system. Reading time: Reading time 3 minutes Update: July 3, 09:24 a.m. ET: On Wednesday, July 2, ...

An interstellar object called 3I/ATLAS is passing through our solar system this year, NASA announced yesterday. Today at 6 p.m. ET, you can see it for yourself, thanks to a livestream from the Virtual ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...